Sonic Attack was listed in the well known diskmagazine musicdisk charts.

we released our long awaited musicdisk SONIC ATTACK. If you want to
have it, send 4 disks and I'll send them back with Sonic Attack. It includes
music by those great musicians like Nightshade/Crusaders, Mel O'Dee/Dual Crew Shining,
Twilight/Desire, Hollywood/Melody, Chromag/Dual Crew Shining, Dexter/Delicious and many
more.

Hidden Part / Easter Eggs

Boot from disk 4 and play the game.
Boot disk 2 and 3 and show the intro.
On the language menu, type whydoibother.
Different language settings make certain effects work differntly.

There are even more secret parts with 10 different music files.
Also unknown how to reach the internal Anthrox trainer with 7 options.